NL192640B - Apparatus for controlling an objective lens for use in an optical information reading system. - Google Patents

Apparatus for controlling an objective lens for use in an optical information reading system.

Info

Publication number
NL192640B
NL192640B NL8002157A NL8002157A NL192640B NL 192640 B NL192640 B NL 192640B NL 8002157 A NL8002157 A NL 8002157A NL 8002157 A NL8002157 A NL 8002157A NL 192640 B NL192640 B NL 192640B
Authority
NL
Netherlands
Prior art keywords
controlling
objective lens
optical information
information reading
reading system
Prior art date
Application number
NL8002157A
Other languages
Dutch (nl)
Other versions
NL192640C (en
NL8002157A (en
Original Assignee
Olympus Optical Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP5223679A external-priority patent/JPS55146636A/en
Priority claimed from JP17024779A external-priority patent/JPS5694311A/en
Priority claimed from JP1720880A external-priority patent/JPS56117337A/en
Application filed by Olympus Optical Co filed Critical Olympus Optical Co
Publication of NL8002157A publication Critical patent/NL8002157A/en
Publication of NL192640B publication Critical patent/NL192640B/en
Application granted granted Critical
Publication of NL192640C publication Critical patent/NL192640C/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/093—Electromechanical actuators for lens positioning for focusing and tracking
NL8002157A 1979-04-27 1980-04-14 Apparatus for controlling an objective lens for use in an optical information reading system. NL192640C (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP5223679 1979-04-27
JP5223679A JPS55146636A (en) 1979-04-27 1979-04-27 Objective lens driver
JP17024779 1979-12-28
JP17024779A JPS5694311A (en) 1979-12-28 1979-12-28 Objective lens driving device
JP1720880 1980-02-16
JP1720880A JPS56117337A (en) 1980-02-16 1980-02-16 Driving device for objective lens

Publications (3)

Publication Number Publication Date
NL8002157A NL8002157A (en) 1980-10-29
NL192640B true NL192640B (en) 1997-07-01
NL192640C NL192640C (en) 1997-11-04

Family

ID=27281721

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8002157A NL192640C (en) 1979-04-27 1980-04-14 Apparatus for controlling an objective lens for use in an optical information reading system.

Country Status (5)

Country Link
US (1) US4479051A (en)
DE (1) DE3015042C2 (en)
FR (1) FR2455331B1 (en)
GB (1) GB2052829B (en)
NL (1) NL192640C (en)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4482986A (en) * 1981-01-30 1984-11-13 Sony Corporation Objective lens mount for optical disc player
JPS57147143A (en) * 1981-03-07 1982-09-10 Olympus Optical Co Ltd Objective lens driving device
JPS5848033U (en) * 1981-09-22 1983-03-31 萬世工業株式会社 lens drive device
FR2522860B1 (en) * 1982-03-02 1989-07-13 Thomson Csf OPTICAL WRITE-READING HEAD OF AN OPTICAL DISC AND OPTICAL DEVICE ASSOCIATED WITH SUCH A HEAD
JPS59104733A (en) * 1982-12-08 1984-06-16 Pioneer Electronic Corp Optical system driver of optical information reader
US4660190A (en) * 1983-01-25 1987-04-21 Sharp Kabushiki Kaisha Optical focus position control in optical disc apparatus
US4658390A (en) * 1983-04-18 1987-04-14 Sharp Kabushiki Kaisha Optical focus position control in an optical memory system
JPS61208641A (en) * 1985-03-13 1986-09-17 Olympus Optical Co Ltd Optical information recording and reproducing device
US4633455A (en) * 1985-03-25 1986-12-30 Rca Corporation Headwheel for a multiple beam optical tape playback system
US5001694A (en) * 1986-05-06 1991-03-19 Pencom International Corp. Tracking and focus actuator for a holographic optical head
US4779254A (en) * 1986-12-22 1988-10-18 Eastman Kodak Company Read head adjusting motor assembly
JPH0819939B2 (en) * 1987-11-30 1996-03-04 日本電気ホームエレクトロニクス株式会社 Feed guide mechanism
US5206762A (en) * 1988-12-01 1993-04-27 Kabushiki Kaisha Toshiba Viscoelastic substance and objective lens driving apparatus with the same
DE69026429T2 (en) * 1989-06-30 1996-11-14 Fuji Xerox Co Ltd Magneto-optical recording / playback device
US5107372A (en) * 1989-09-06 1992-04-21 Daniel Gelbart Focus servo actuator for moving lens scanners
JPH03104027A (en) * 1989-09-18 1991-05-01 Sony Corp Objective lens driver
EP0473425B1 (en) * 1990-08-29 1997-07-02 Kabushiki Kaisha Toshiba Optical disc apparatus for optically processing information
JPH05205283A (en) * 1992-01-27 1993-08-13 Sharp Corp Objective lens driver for optical pickup
JP3059141B2 (en) * 1998-09-17 2000-07-04 三星電子株式会社 Pickup actuator
KR100329918B1 (en) * 1998-10-28 2002-09-04 삼성전자 주식회사 Pickup Actuator
KR100421042B1 (en) * 2001-06-19 2004-03-04 삼성전자주식회사 Driving method for a optical actuator and optical actuator
US20040223423A1 (en) * 2002-04-11 2004-11-11 Shiro Tsuda Optical pick-up actuator and method for assembling an optical pick-up actuator
CN1806280A (en) * 2003-06-16 2006-07-19 磁性流体技术株式会社 Optical pick-up actuator and method for assembling an optical pick-up actuator
JP2005011433A (en) * 2003-06-19 2005-01-13 Matsushita Electric Ind Co Ltd Optical head
DE10337297A1 (en) * 2003-08-14 2005-03-10 Leica Microsystems Beam deflector
US20060077867A1 (en) * 2004-10-08 2006-04-13 Innalabs Technologies, Inc. Use of magnetofluidics in component alignment and jitter compensation
JP2008122470A (en) * 2006-11-08 2008-05-29 Nidec Sankyo Corp Lens driving device and its manufacturing method
US9746689B2 (en) * 2015-09-24 2017-08-29 Intel Corporation Magnetic fluid optical image stabilization

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3530258A (en) * 1968-06-28 1970-09-22 Mca Technology Inc Video signal transducer having servo controlled flexible fiber optic track centering
FR2174353A5 (en) * 1972-02-29 1973-10-12 Thomson Csf
NL7313362A (en) * 1973-09-28 1975-04-02 Philips Nv DEVICE FOR READING A FLAT RECORD EDRAGER WITH MATION SAVED IN OPTICAL FORM.
US3946166A (en) * 1974-04-01 1976-03-23 Zenith Radio Corporation Tracking arrangement
DE2611617C2 (en) * 1976-03-19 1983-10-20 Philips Patentverwaltung Gmbh, 2000 Hamburg Electrically controlled setting device for a digital and analog deflection controlled light beam
US4100576A (en) * 1976-04-28 1978-07-11 Zenith Radio Corporation Electromagnetic optical beam controller having an eddy current damper for arresting mechanical resonance
DE2652936C3 (en) * 1976-11-22 1980-11-27 Bts-Systementwicklungs Gmbh, 1000 Berlin Audiovisual playback device
JPS53108403A (en) * 1977-03-04 1978-09-21 Sony Corp Mirror supporting device for video disc
NL7713711A (en) * 1977-12-12 1979-06-14 Philips Nv OPTICAL READING UNIT FOR READING A MOVING DATA CARRIER, IN PARTICULAR FOR READING A VIDEO RECORD.
FR2425782B1 (en) * 1978-05-10 1988-02-12 Olympus Optical Co OPTICAL INFORMATION READING APPARATUS

Also Published As

Publication number Publication date
US4479051A (en) 1984-10-23
NL192640C (en) 1997-11-04
NL8002157A (en) 1980-10-29
GB2052829B (en) 1983-01-12
DE3015042A1 (en) 1980-11-06
FR2455331A1 (en) 1980-11-21
GB2052829A (en) 1981-01-28
DE3015042C2 (en) 1983-04-21
FR2455331B1 (en) 1988-09-30

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BT A notification was added to the application dossier and made available to the public
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee

Effective date: 19991101